description:
  Displays the directory structure of a path or of the disk in a drive graphically.
synopses:
  - tree [<drive>:][<path>] [/f] [/a]
options:
  /f: Displays the names of the files in each directory.
  /a: Specifies to use text characters instead of graphic characters to show the lines that link subdirectories.
  /?: Displays help at the command prompt.